fire pump and sprayer
... fire fighting equipment 消防器材 fire pump and sprayer 灭火喷射器 fire service pump 消防泵 ...
基于64个网页-相关网页
·2,447,543篇论文数据，部分数据来源于NoteExpress
在上述灭火气体喷射器设置有告知器53，该告知器53可通过来自灾害警报机的火灾发生信号或地震发生信号而报警。
The fire extinguishing gas spray device has an annunciator (53) that issues an alarm based on a fire occurrence signal or an earthquake occurrence signal from a disaster alarm device.
youdao
应用推荐
模块上移
模块下移
不移动